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Graphic that says "Box Strength Ratings Explained: ECT vs. Mullen and How to choose the Right Board"

Box Strength Ratings Explained: ECT vs. Mullen and How to Choose the Right Board

Buying corrugated boxes by size and price alone can leave your products vulnerable.  Every box carries a strength rating that tells you how much it can handle, but that number only helps when you know how to read it.

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